Description

Pentanal, 2-Methyl-4-Oxo-, (2R)- (9Ci) is a chiral aldehyde compound with the CAS number 345342-53-2. This molecule is a valuable chiral building block and intermediate in fine chemical synthesis, prized for its defined stereochemistry and reactive carbonyl and keto functionalities. It is primarily needed by research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries for the synthesis of complex, optically active target molecules.

Application

• Pharmaceutical Intermediate: A key chiral synthon for the research and production of active pharmaceutical ingredients (APIs), particularly in the development of new therapeutic agents.
• Agrochemical Synthesis: Used in the manufacture of advanced, stereospecific pesticides, herbicides, and plant growth regulators.
• Fine Chemical Production: Serves as a critical starting material or intermediate in the synthesis of flavors, fragrances, and other high-value specialty chemicals.
• Asymmetric Catalysis Research: Employed as a standard or novel substrate in academic and industrial research focused on developing new chiral catalysts and asymmetric reaction methodologies.
• Material Science Precursor: Potential use in the synthesis of specialized polymers or organic electronic materials where specific molecular geometry is required.

Basic Information

Item	Details
Product Name	Pentanal, 2-Methyl-4-Oxo-, (2R)- (9Ci)
CAS No.	345342-53-2
Molecular Formula	C6H10O2
Molecular Weight	114.14 g/mol
Synonyms	(2R)-2-Methyl-4-oxopentanal; (R)-2-Methyl-4-oxopentanal; (R)-4-Oxo-2-methylpentanal; 2-Methyl-4-oxopentanal, (R)-; 345342-53-2; (2R)-2-Methyl-4-oxopentanal; (R)-4-Oxo-2-methylvaleraldehyde
EINECS	Contact for details

Quality Control

Our Pentanal, 2-Methyl-4-Oxo-, (2R)- (9Ci) is produced under strict quality management systems. Each batch undergoes comprehensive analytical testing, including chiral purity assay and impurity profiling, to ensure it meets the high standards required for synthetic applications. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming identity, purity, and enantiomeric excess.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). This compound is easily oxidized; for long-term storage, consider keeping under an inert atmosphere such as nitrogen or argon.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0%
Enantiomeric Excess (Chiral HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.